<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>事件处理</title>
</head>

<body>
  <div id="root">
  </div>
  <script crossorigin src="https://unpkg.com/react@16/umd/react.development.js"></script>
  <script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
  <script src="https://unpkg.com/babel-standalone@6/babel.js"></script>
  <script type="text/babel">
    function ActionLink() {
      // 函数类的组件
      function handleClick(e) {
        e.preventDefault();
        console.log('The link was clicked.');
      }

      return (
        <a href="#" onClick={handleClick}>
          Click me
    </a>
      );
    }
    ReactDOM.render(<ActionLink/>, document.getElementById("root"))
  </script>
</body>

</html>